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September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails3jpg width=140 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Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails6jpg 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Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div 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Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage 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Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails19jpg width=140 height=200 divdivdiv 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Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails21jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=22Page 22button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=22 data-page=22 class=ts-thumb lazyload alt=Page 22: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails22jpg 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Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022060600605420946587e81115045732html5thumbnails24jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=25Page 25button div class=ts-imageimg data-url=montana-bureau-of-mines-and-printed-by-university-of-montana-printing-serviceshtmlpage=25 data-page=25 class=ts-thumb lazyload alt=Page 25: Montana Bureau of Mines and Geology · Printed by University of Montana Printing Services Missoula September 1996 Available from Montana Bureau of Mincs and Geology Main Hall loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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